On Mon, 2017-06-05 at 10:23 +1000, James Morris wrote: > On Sun, 4 Jun 2017, Christoph Hellwig wrote: > > > On Thu, May 11, 2017 at 09:59:51AM +1000, James Morris wrote: > > > On Wed, 10 May 2017, Christoph Hellwig wrote: > > > > > > > Add a new ->integrity_read file operation to read data for > > > > integrity hash collection. This is defined to be equivalent > > > > to ->read_iter, except that it will be called with the i_rwsem > > > > held exclusively. Also the presence of ->integrity_read indicates > > > > that the file system can support IMA. > > > > > > > > Signed-off-by: Christoph Hellwig <hch@xxxxxx> > > > > > > Fixes an IMA+XFS deadlock I've been seeing. > > > > Are you going to pick this up? Any feedback from the folks on the > > LSM list on what additional file systems need to be wired up? > > That would normally come in via Mimi's tree, but I will pick it up if it > doesn't. With just this patch, a number of file measurements and appraisal verifications are missing. I'm hoping to have an initial patch set ready to be posted later this week. Sorry for the delay. Mimi
